Per-asset spot order-book depth timeseries — bid/ask USD at 50/100/200bp plus 1d/7d/30d spot volume. Optional futures envelope adds perp OB depth. Pre-trade depth and venue routing input.
| Network | Scheme | Amount | Pay To |
|---|---|---|---|
| Base | exact | $0.01 USDC | 0x0cD2...394f |